Update of "Greyscale"

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Overview

Artifact ID: 7dc3c04a0c8be161b7e9922eb478a17e404786ca
Page Name:Greyscale
Date: 2013-08-31 13:59:55
Original User: user
Mimetype:text/x-markdown
Parent: 054e11907061ef47aacb9d33ba55350362cce694
Content

Greyscale

The idea is simple too. We should change original pixel color with the another RGB, - (c, c, c) instead of original (r, g, b) components, - but with the same RGB vector length. Formula for this conversion is:

c = RGB_length * sqrt(3), where
RGB_length = sqrt(r*r + g*g + b*b)